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Wonderopolis

Can Fairy Tales Be True?

Today’s Wonder of the Day has more than a hint of truth in it!

#912

Can Fairy Tales Be True?
What Are Bird Song Mnemonics?

Today’s Wonder of the Day is a real HOOT!

#2423

What Are Bird Song Mnemonics?
What Is a Spit Valve?

We don’t mean to toot our own horn, but we think today’s Wonder of the Day will be music to your ears.

#399

What Is a Spit Valve?
Do You Like To Play with Words?

We have no words to describe today’s Wonder of the Day!

#724

Do You Like To Play with Words?
Who Is Uncle Sam?

Today’s Wonder of the Day features everyone’s favorite uncle!

#527

Who Is Uncle Sam?
Why Can You Only Hear One Radio Station at a Time?

Don’t turn that dial! Today’s Wonder of the Day is coming right up!

#1389

Why Can You Only Hear One Radio Station at a Time?
What Is Lucid Dreaming?

No, you’re not DREAMing—the next Wonder of the Day is here!

#2881

What Is Lucid Dreaming?
Do All Jockeys Ride Horses?

A horse may be a horse, of course, but today’s Wonder of the Day will take a look at a jockey who spins instead of rides!

#320

Do All Jockeys Ride Horses?
Why Do Judges Use Those Tiny Hammers?

This Wonder of the Day may have you shouting, “Order in the court!”

#2751

Why Do Judges Use Those Tiny Hammers?
What Is a Letter Writing Campaign?

Get ready to make your voice heard! Grab a pen — Wonderopolis is taking you on a letter writing mission.

#58

What Is a Letter Writing Campaign?
Do Llamas Really Spit?

Today’s Wonder of the Day rhymes with pajamas, but they don’t wear them!

#543

Do Llamas Really Spit?
Who Was Jim Henson?

Today’s Wonder of the Day is full of furry, loveable creatures you’re sure to know!

#993

Who Was Jim Henson?
How Do Mood Rings Work?

We hope you’re in the mood for an interesting Wonder of the Day today!

#412

How Do Mood Rings Work?
Have You Ever Wished Upon a Shooting Star?

Today’s Wonder of the Day just might be a wish come true!

#1990

Have You Ever Wished Upon a Shooting Star?
Why Are Some Animals Always Portrayed as the Villain?

This Wonder of the Day is VILLAIN up your brain with new knowledge!

#2457

Why Are Some Animals Always Portrayed as the Villain?
Why Do You Get Goose Bumps When Someone Sings Beautifully?

Can you feel music? Sometimes! Find out more today in Wonderopolis!

#1274

Why Do You Get Goose Bumps When Someone Sings Beautifully?
Why Are Brick Houses So Strong?

You can huff and puff, but you won’t blow down today’s Wonder of the Day!

#856

Why Are Brick Houses So Strong?
How Many Lights Does it Take to Light Up the Empire State Building?

We hope today’s Wonder of the Day makes you LIGHT up!

#2410

How Many Lights Does it Take to Light Up the Empire State Building?